US4734459A - Impact-resistant polypropylene compositions having improved whitening resistance - Google Patents
Impact-resistant polypropylene compositions having improved whitening resistance Download PDFInfo
- Publication number
- US4734459A US4734459A US06/907,745 US90774586A US4734459A US 4734459 A US4734459 A US 4734459A US 90774586 A US90774586 A US 90774586A US 4734459 A US4734459 A US 4734459A
- Authority
- US
- United States
- Prior art keywords
- weight
- ethylene
- polypropylene
- butene
- propylene
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
- C08F297/06—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type
- C08F297/08—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
- C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2314/00—Polymer mixtures characterised by way of preparation
- C08L2314/02—Ziegler natta catalyst
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Graft Or Block Polymers (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Organic Insulating Materials (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Abstract
Description
TABLE I __________________________________________________________________________ EXAMPLE Unit No. 1 1C 2 2C 3 3C 4 4C __________________________________________________________________________ 1st Step (HOMOPOLYMER) Temperature °C. 70 70 70 70 70 70 70 70 Pressure kg/cm.sup.2 g 30,2 30,3 30,2 30,2 30,2 30,4 30,4 30,3 Time minutes 120 120 120 120 120 120 120 120 Hydrogen % moles 0,34 0,6 0,36 0,4 0,4 0,8 0,8 0,6 Catalyst mg 103 120 86 113 100 119 114 114 Isotacticity Index % 95 97,2 97 97,8 96 98,2 98 97,2 2nd Step (BIPOLYMER) Temperature °C. 60 60 60 60 60 60 60 60 Pressure kg/cm.sup.2 g 6,5 7,6 7,4 7,6 7,7 8,4 7,6 10,1 Time minutes 130 110 160 90 100 160 130 55 Hydrogen % moles 0,3 0,1 0,3 0,2 0,5 0,2 0,2 0,1 Fed ethylene g 50 66 67 66 91 100 126 168 Fed propylene g -- 150 -- 150 -- 117 -- 54 Fed butene g 200 -- 200 + 156 -- 56 -- Ethylene/propylene (fed monomers) g/g -- 57/43 -- 57/43 -- 75/25 -- 88/12 Ethylene/butene (fed monomers) g/g 51/49 -- 54/46 -- 70/30 -- 88/12 -- Ethylene (gas phase) % mol 30 38 34 43 45 59 78 81 Total polymer Kg 4,2 5,63 3,64 4,7 3,6 4,3 4,26 3,2 __________________________________________________________________________
TABLE II __________________________________________________________________________ EXAMPLE Unit No. 1 1C 2 2C 3 3C 4 4C __________________________________________________________________________ Total ethylene % b.w. 11,1 11,3 13,5 13,4 15,9 17,8 19,1 19,3 Total butene % b.w. 10,5 -- 11,5 -- 7,1 -- 2,6 -- Solubility in xylene % b.w. 15,6 16,9 16,4 15,5 12,4 12,3 3,9 4,2 [η] Sol. in xylene dl/g 2,41 2,56 2,54 2,2 2,66 2,84 2,05 2,4 Melt index L g/10' 3,7 3,4 2,2 2,9 2,7 3,6 2,35 2,1 Flexural elastic modulus MPa 1080 1010 860 1070 1160 1020 1300 1280 Trans. brittle/ductile °C. -44 -48 -49 -52 -55 -46 -47 -48 Resilience IZOD C.I. J/m 207 579 772 177 182 148 114 95 HDT (46 N/cm.sup.2) +23° C. °C. 70 68 70 75 78 76 81 76 (Impact whitening) h cm 25 8,5 40 8,5 20 7,0 25 14 φ cm 0,5 1,05 0,3 1,05 0,8 1,35 0,35 0,5 __________________________________________________________________________
Claims (6)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT22120A/84 | 1984-07-30 | ||
IT8422120A IT1206128B (en) | 1984-07-30 | 1984-07-30 | IMPACT RESISTANT POLYPROPYLENE COMPOSITIONS WITH IMPROVED WHITENING RESISTANCE. |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US06758411 Continuation-In-Part | 1985-07-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
US4734459A true US4734459A (en) | 1988-03-29 |
Family
ID=11191782
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US06/907,745 Expired - Lifetime US4734459A (en) | 1984-07-30 | 1986-09-15 | Impact-resistant polypropylene compositions having improved whitening resistance |
Country Status (10)
Country | Link |
---|---|
US (1) | US4734459A (en) |
EP (1) | EP0170255B1 (en) |
JP (1) | JPH0742366B2 (en) |
AT (1) | ATE46353T1 (en) |
AU (1) | AU582175B2 (en) |
CA (1) | CA1276350C (en) |
DE (1) | DE3572989D1 (en) |
ES (1) | ES8700294A1 (en) |
IT (1) | IT1206128B (en) |
NO (1) | NO166453C (en) |
Cited By (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4812526A (en) * | 1987-06-08 | 1989-03-14 | Union Carbide Corporation | Impact polypropylene |
US4822840A (en) * | 1986-10-09 | 1989-04-18 | Mitsui Petrochemical Industries, Ltd. | Low-crystalline propylene random copolymer composition, process for production thereof, and polypropylene composite laminated structure |
US4894266A (en) * | 1987-08-05 | 1990-01-16 | American National Can Company | Multiple layer packaging sheet material |
US5002811A (en) * | 1985-11-29 | 1991-03-26 | American National Can Company | Multiple layer packaging sheet material |
US5011719A (en) * | 1985-11-29 | 1991-04-30 | American National Can Company | Polymeric compositions and films |
DE4104637A1 (en) * | 1990-02-16 | 1991-08-29 | Bischoff Erhardt Gmbh Co Kg | Catalyser for motor vehicles - has inlet and outlet sections contg. concentric cone-shaped baffles on catalyser axis |
US5071686A (en) * | 1985-11-29 | 1991-12-10 | Genske Roger P | Films of polypropylene blends and polyethylene blends and articles made therewith |
US5093164A (en) * | 1985-11-29 | 1992-03-03 | Bauer Frank T | Multiple layer packaging sheet material |
US5137763A (en) * | 1985-11-29 | 1992-08-11 | American National Can Company | Multiple layer packaging sheet material |
AU634229B2 (en) * | 1989-04-28 | 1993-02-18 | Montell North America Inc. | Plasto-elastic polypropylene compositions |
US5212246A (en) * | 1990-09-28 | 1993-05-18 | Himont Incorporated | Olefin polymer films |
US5250631A (en) * | 1990-06-13 | 1993-10-05 | Shell Oil Company | Polymer compositions |
US5326639A (en) * | 1989-08-23 | 1994-07-05 | Himont Incorporated | Thermoplastic olefin polymer and method of preparing same |
US5342862A (en) * | 1990-03-13 | 1994-08-30 | Biolan Corporation | Process for controlling the photodegradation of mulch film |
AU663884B2 (en) * | 1991-07-31 | 1995-10-26 | Montell North America Inc. | Linear low density polyethylene and propylene copolymers and production thereof |
AU667410B2 (en) * | 1992-12-15 | 1996-03-21 | Montell North America Inc. | Polypropylene compositions having good transparency and improved impact resistance |
US5763534A (en) * | 1994-08-25 | 1998-06-09 | Solvay Engineered Polymers | Thermoplastic polypropylene blends with mixtures of ethylene/butene and ethylene/octene copolymer elastomers |
US6028140A (en) * | 1994-10-05 | 2000-02-22 | Montell Technology Company B.V. | Process for the (co)polymerization of olefins |
WO2000012309A1 (en) | 1998-09-01 | 2000-03-09 | Pechiney Plastic Packaging, Inc. | Improved structures of polymers made from single site catalysts |
US6107404A (en) * | 1998-12-28 | 2000-08-22 | Ford Motor Company | Paintable, surface-damage resistant reactor grade thermoplastic olefin (TPO) |
US6166139A (en) * | 1998-12-28 | 2000-12-26 | Visteon Global Technologies, Inc. | Paintable, surface-damage resistant compounded grade thermoplastic olefin (TPO) |
US6197886B1 (en) | 1997-10-24 | 2001-03-06 | Union Carbide Chemicals & Plastics Technology Corporation | Compositions containing impact copolymers made from a blend of a homopolymer phase and a rubber phase having a high ethylene content |
US6271310B1 (en) | 1997-04-17 | 2001-08-07 | Chisso Corporation | Polypropylene composition and process for producing the same |
WO2002066540A2 (en) * | 2001-01-10 | 2002-08-29 | Basell Poliolefine Italia S.P.A. | Block copolymers and process for their preparation |
US20030105239A1 (en) * | 1996-06-24 | 2003-06-05 | Gianni Collina | High transparency and high flexibility elastoplastic polyolefin compositions |
WO2004003072A1 (en) * | 2002-06-26 | 2004-01-08 | Basell Poliolefine Italia S.P.A. | Impact-resistant polyolefin compositions |
WO2004003073A1 (en) * | 2002-06-26 | 2004-01-08 | Basell Poliolefine Italia S.P.A | Impact-resistant polyolefin compositions |
WO2004011507A1 (en) * | 2002-07-24 | 2004-02-05 | Basell Polyolefine Gmbh | At least two-stage process for preparing propylene polymer compositions |
US20040229064A1 (en) * | 2003-05-14 | 2004-11-18 | Demeuse Mark | High OTR films made from homopolymer polypropylene and 1-butene/ethylene copolymer blends |
US6831124B2 (en) | 2001-04-18 | 2004-12-14 | Honda Giken Kogyo Kabushiki Kaisha | Thermoplastic resin composition |
WO2006067023A1 (en) * | 2004-12-23 | 2006-06-29 | Basell Poliolefine Italia S.R.L. | Polyolefinic compositions having good whitening resistance |
US20070078224A1 (en) * | 2003-11-06 | 2007-04-05 | Basell Polioefine Italia S.R.L. | Polypropylene composition |
US20080071019A1 (en) * | 2004-06-08 | 2008-03-20 | Basell Poliolefine Italia S.R.1. | Polyolefin Composition Having a High Balance of Stiffness, Impact Strength and Elongation at Break and Low Thermal Shrinkage |
WO2010034684A2 (en) | 2008-09-24 | 2010-04-01 | Basell Poliolefine Italia S.R.L. | Polyolefin compositions having good resistance at whitening |
WO2010081753A1 (en) | 2009-01-13 | 2010-07-22 | Basell Poliolefine Italia S.R.L. | Polymer composition |
US20100308007A1 (en) * | 2008-02-29 | 2010-12-09 | Paola Massari | Polyoefin compositions |
EP2592112A1 (en) | 2011-11-11 | 2013-05-15 | Basell Poliolefine Italia S.r.l. | Polymer composition for bumpers and interiors and polyethylene-based resin precursor |
EP2592111A1 (en) | 2011-11-11 | 2013-05-15 | Basell Poliolefine Italia S.r.l. | Polymer composition for bumpers and interiors and polyethylene-based resin precursor |
US8907035B2 (en) | 2009-01-13 | 2014-12-09 | Basell Polyolefine Gmbh | Polyethylene Copolymers |
US9045629B2 (en) | 2005-05-27 | 2015-06-02 | Basell Poliolefine Italia S.R.L. | Polyolefinic compositions having good whitening resistance |
US9115279B2 (en) | 2013-03-15 | 2015-08-25 | Asahi Kasei Plastics North America, Inc. | Polypropylene compounds with high impact performance and improved stress whitening resistance |
CN106674719A (en) * | 2015-11-06 | 2017-05-17 | 中国石油化工股份有限公司 | Polypropylene blowing film and preparation method thereof |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI885472A (en) * | 1987-11-25 | 1989-05-26 | Shell Oil Co | PROPENPOLYMERER OCH DERAS FRAMSTAELLNING. |
US4950720A (en) * | 1988-04-29 | 1990-08-21 | Exxon Chemical Patents Inc. | Modified polypropylene, process for making and article made from the same |
IT1227893B (en) * | 1988-12-14 | 1991-05-14 | Himont Inc Centerville Road Ne | POLYPROPYLENE COMPOSITIONS WITH GOOD TRANSPARENCY AND IMPROVED IMPACT RESISTANCE |
IT1240417B (en) * | 1990-02-28 | 1993-12-15 | Himont Inc | PROCEDURE FOR THE PRODUCTION OF POLYPROPYLENE FILMS AND LAMINARY BODIES AND PRODUCTS SO OBTAINED |
DE69123087T2 (en) * | 1990-06-13 | 1997-03-27 | Shell Oil Co | Polymer compositions |
IT1243188B (en) * | 1990-08-01 | 1994-05-24 | Himont Inc | POLYOLEFINIC ELASTOPLASTIC COMPOSITIONS |
US5173536A (en) * | 1990-12-11 | 1992-12-22 | Union Carbide Chemicals & Plastics Technology Corporation | Impact polymer blend |
US5266392A (en) * | 1991-09-16 | 1993-11-30 | Exxon Chemical Patents Inc. | Plastomer compatibilized polyethylene/polypropylene blends |
CA2118577A1 (en) * | 1991-09-16 | 1993-04-01 | Kenneth William Bartz | Plastomer compatibilized polyethylene/polypropylene blends |
IT1254468B (en) * | 1992-02-18 | 1995-09-25 | Himont Inc | THERMAL SEALABLE POLYOLEFIN COMPOSITIONS |
IT1256157B (en) † | 1992-10-09 | 1995-11-29 | POLYMER COMPOSITION FOR SOFT POLYPROPYLENE FIBERS, FIBERS OBTAINED FROM THIS COMPOSITION AND ARTICLES DERIVED FROM THESE FIBERS | |
US5608008A (en) * | 1995-02-03 | 1997-03-04 | Tosoh Corporation | Polypropylene resin composition and molded product |
JPH1160834A (en) * | 1997-08-08 | 1999-03-05 | Tosoh Corp | Propylene resin composition |
KR100635888B1 (en) | 1999-09-14 | 2006-10-18 | 바셀테크 유에스에이 인크 | Impact-resistant polyolefin compositions |
US6586531B2 (en) | 2000-10-04 | 2003-07-01 | Basell Poliolefine Italia S.P.A. | Polyolefin masterbatch and composition suitable for injection molding |
AU2002352104A1 (en) | 2001-11-27 | 2003-06-10 | Basell Poliolefine Italia S.P.A. | Clear and flexible propylene polymer compositions |
DE602007008133D1 (en) | 2006-11-23 | 2010-09-09 | Basell Poliolefine Srl | polyolefin |
EP2022824A1 (en) | 2007-08-08 | 2009-02-11 | Borealis Technology Oy | Sterilisable and Tough Impact Polypropylene Composition |
RU2554352C2 (en) | 2009-06-26 | 2015-06-27 | Базелль Полиолефин Италия С.Р.Л. | Polyolefin compositions |
EP2583999A1 (en) | 2011-10-20 | 2013-04-24 | Basell Poliolefine Italia S.r.l. | Polyolefin compositions |
WO2020104145A1 (en) * | 2018-11-23 | 2020-05-28 | Borealis Ag | Polypropylene composition with improved optical properties and whitening resistance |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3254139A (en) * | 1961-03-01 | 1966-05-31 | Du Pont | Polypropylene modified linear ethylene copolymers |
US3426105A (en) * | 1961-09-20 | 1969-02-04 | Union Carbide Corp | Compositions of polypropylene and a copolymer of ethylene and butene |
US3634552A (en) * | 1966-06-03 | 1972-01-11 | Mobil Oil Corp | Polymer blend compositions comprising polypropylene and ethylene/butene copolymer |
US3849520A (en) * | 1973-01-17 | 1974-11-19 | Mobil Oil Corp | Resinous blend and oriented shrink film comprising polypropylene,polybutene and ethylene/butene copolymer |
JPS54103478A (en) * | 1978-02-01 | 1979-08-14 | Tousero Kagaku Kk | Thermoplastic film and packaged food therewith |
EP0010434A1 (en) * | 1978-10-19 | 1980-04-30 | Sumitomo Chemical Company, Limited | Polyolefin resin composition |
US4316966A (en) * | 1979-10-16 | 1982-02-23 | Mitsui Petrochemical Industries Ltd. | Process for producing chemically blended propylene resin composition |
EP0052557A2 (en) * | 1980-11-13 | 1982-05-26 | BP Chimie Société Anonyme | Polypropylene compositions with improved impact resistance |
JPS5871910A (en) * | 1981-10-23 | 1983-04-28 | Mitsubishi Petrochem Co Ltd | Olefinic block copolymer |
US4434264A (en) * | 1983-03-22 | 1984-02-28 | El Paso Polyolefins Company | High clarity propylene polymer compositions of improved impact strength |
US4521566A (en) * | 1981-10-14 | 1985-06-04 | Montedison S.P.A. | Polypropylene compositions having improved impact strength properties at low temperatures and process for preparing same |
US4547552A (en) * | 1981-11-13 | 1985-10-15 | Mitsui Petrochemical Industries, Ltd. | Process for producing a chemically blended propylene polymer composition and the composition produced by said process |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS5825693B2 (en) * | 1975-12-16 | 1983-05-28 | 三井化学株式会社 | Polypropylene plant |
JPS6024805B2 (en) * | 1979-09-05 | 1985-06-14 | 日石三菱株式会社 | Copolymer manufacturing method |
JPS5817140A (en) * | 1981-07-23 | 1983-02-01 | Sumitomo Chem Co Ltd | Novel polypropylene resin composition |
DE3230516C3 (en) * | 1981-08-20 | 2000-09-14 | Mitsubishi Petrochemical Co | Process for producing a crosslinking product |
JPS5845976A (en) * | 1981-09-16 | 1983-03-17 | Canon Inc | Thermal transfer printer |
-
1984
- 1984-07-30 IT IT8422120A patent/IT1206128B/en active
-
1985
- 1985-07-29 CA CA000487727A patent/CA1276350C/en not_active Expired - Fee Related
- 1985-07-29 NO NO852996A patent/NO166453C/en unknown
- 1985-07-29 AU AU45558/85A patent/AU582175B2/en not_active Ceased
- 1985-07-29 ES ES545638A patent/ES8700294A1/en not_active Expired
- 1985-07-30 DE DE8585109575T patent/DE3572989D1/en not_active Expired
- 1985-07-30 AT AT85109575T patent/ATE46353T1/en not_active IP Right Cessation
- 1985-07-30 JP JP60168497A patent/JPH0742366B2/en not_active Expired - Lifetime
- 1985-07-30 EP EP85109575A patent/EP0170255B1/en not_active Expired
-
1986
- 1986-09-15 US US06/907,745 patent/US4734459A/en not_active Expired - Lifetime
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US3426105A (en) * | 1961-09-20 | 1969-02-04 | Union Carbide Corp | Compositions of polypropylene and a copolymer of ethylene and butene |
US3634552A (en) * | 1966-06-03 | 1972-01-11 | Mobil Oil Corp | Polymer blend compositions comprising polypropylene and ethylene/butene copolymer |
US3849520A (en) * | 1973-01-17 | 1974-11-19 | Mobil Oil Corp | Resinous blend and oriented shrink film comprising polypropylene,polybutene and ethylene/butene copolymer |
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Title |
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Cited By (72)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5137763A (en) * | 1985-11-29 | 1992-08-11 | American National Can Company | Multiple layer packaging sheet material |
US5011719A (en) * | 1985-11-29 | 1991-04-30 | American National Can Company | Polymeric compositions and films |
US5002811A (en) * | 1985-11-29 | 1991-03-26 | American National Can Company | Multiple layer packaging sheet material |
US5093164A (en) * | 1985-11-29 | 1992-03-03 | Bauer Frank T | Multiple layer packaging sheet material |
US5071686A (en) * | 1985-11-29 | 1991-12-10 | Genske Roger P | Films of polypropylene blends and polyethylene blends and articles made therewith |
US4822840A (en) * | 1986-10-09 | 1989-04-18 | Mitsui Petrochemical Industries, Ltd. | Low-crystalline propylene random copolymer composition, process for production thereof, and polypropylene composite laminated structure |
US4812526A (en) * | 1987-06-08 | 1989-03-14 | Union Carbide Corporation | Impact polypropylene |
US4894266A (en) * | 1987-08-05 | 1990-01-16 | American National Can Company | Multiple layer packaging sheet material |
AU634229B2 (en) * | 1989-04-28 | 1993-02-18 | Montell North America Inc. | Plasto-elastic polypropylene compositions |
US5326639A (en) * | 1989-08-23 | 1994-07-05 | Himont Incorporated | Thermoplastic olefin polymer and method of preparing same |
DE4104637A1 (en) * | 1990-02-16 | 1991-08-29 | Bischoff Erhardt Gmbh Co Kg | Catalyser for motor vehicles - has inlet and outlet sections contg. concentric cone-shaped baffles on catalyser axis |
US5342862A (en) * | 1990-03-13 | 1994-08-30 | Biolan Corporation | Process for controlling the photodegradation of mulch film |
US5250631A (en) * | 1990-06-13 | 1993-10-05 | Shell Oil Company | Polymer compositions |
US5212246A (en) * | 1990-09-28 | 1993-05-18 | Himont Incorporated | Olefin polymer films |
US5300365A (en) * | 1990-09-28 | 1994-04-05 | Himont Incorporated | Olefin polymer films |
AU663884B2 (en) * | 1991-07-31 | 1995-10-26 | Montell North America Inc. | Linear low density polyethylene and propylene copolymers and production thereof |
AU667410B2 (en) * | 1992-12-15 | 1996-03-21 | Montell North America Inc. | Polypropylene compositions having good transparency and improved impact resistance |
US5541260A (en) * | 1992-12-15 | 1996-07-30 | Montell North America Inc. | Polypropylene compositions having good transparency and improved impact resistance |
US5763534A (en) * | 1994-08-25 | 1998-06-09 | Solvay Engineered Polymers | Thermoplastic polypropylene blends with mixtures of ethylene/butene and ethylene/octene copolymer elastomers |
US5985971A (en) * | 1994-08-25 | 1999-11-16 | Solvay Engineered Polymers | Thermoplastic polypropylene blends with mixtures of ethylene/butene and ethylene/octene copolymer elastomers |
US5998524A (en) * | 1994-08-25 | 1999-12-07 | Solvay Engineered Polymers | Thermoplastic polypropylene blends with mixtures of ethylene/butene and ethylene/octene copolymer elastomers |
US6028140A (en) * | 1994-10-05 | 2000-02-22 | Montell Technology Company B.V. | Process for the (co)polymerization of olefins |
US6908967B2 (en) | 1996-06-24 | 2005-06-21 | Basell Poliolefine Italia S.P.A. | High transparency and high flexibility elastoplastic polyolefin compositions |
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Also Published As
Publication number | Publication date |
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IT8422120A0 (en) | 1984-07-30 |
ES8700294A1 (en) | 1986-10-01 |
ATE46353T1 (en) | 1989-09-15 |
CA1276350C (en) | 1990-11-13 |
AU4555885A (en) | 1986-02-06 |
NO852996L (en) | 1986-01-31 |
NO166453C (en) | 1991-07-31 |
ES545638A0 (en) | 1986-10-01 |
NO166453B (en) | 1991-04-15 |
EP0170255A1 (en) | 1986-02-05 |
EP0170255B1 (en) | 1989-09-13 |
JPH0742366B2 (en) | 1995-05-10 |
JPS6142553A (en) | 1986-03-01 |
IT1206128B (en) | 1989-04-14 |
AU582175B2 (en) | 1989-03-16 |
DE3572989D1 (en) | 1989-10-19 |
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